THIOBARBITURIC ACID
THIOBARBITURIC ACID
| Article No. | 554308 |
| Grade | AR |
| Purity | 99% |
| CAS No. | 504-17-6 |
| Molecular Formula | C4H4N2O2S |
| Molecular Weight | 144.15 |
| H.S. Code | 2933.5200 |
| Shelf Life | 60 Months |
Physical properties
| Physical State at 20°C | Solid |
| Colour | White to cream |
| Odour | Unpleasant |
| pH Value | 1.7 – 1.9 |
| Melting Point/ Freezing Point [°C] | 245 °C |
| Flash Point [°C] | 93.3 °C |
| Solubility in Water [% weight] | Soluble in water |
Specifications
| Appearance | White to faint yellow to faint brown powder |
| Solubility | Soluble in hot water |
| Assay (acidimetric; on dried substance) | Min 99.00% |
| pH (1% solution in water) | About 1.8 |
| Loss on Drying | Max 1.0% |
| Residue on Ignition | Max 0.1% |
| Packings | 500 gm |
